Operation Manual MA 41
8100456 Rev.9
58
01/16
Calibration values and Max Levels: Headphone Holmco 8103
Coupler IEC 60318-3, Force 4-5 N, ANSI and IEC
Frequency
[Hz]
Tone
RETSPL
dB re 20µPa
NBN
RETSPL
dB re 20µPa
Max Tone
[dB
HL
]
Max NBN
[dB
HL
]
125
39.5
43.5
90
80
250
25.0
29.0
105
95
500
18.5
22.5
110
100
750
13.5
18.5
120
105
1000
12.0
18.0
120
110
1500
10.0
16.0
120
110
2000
9.5
15.5
120
110
3000
9.0
15.0
115
110
4000
9.0
14.0
110
110
6000
19.5
24.5
100
110
8000
20.0
25.0
100
110
Signal
IEC60645-2
RETSPL
[dB
SPL
]
IEC
Max
Level [dB
HL
]
ANSI
S3.6
RETSPL
[dB
SPL
]
ANSI
Max
Level [dB
HL
]
Speech
20.0
110
24.5
110
SN
20.0
110
24.5
110
WN
0.0
110
0.00
110
Summary of Contents for MA 41
Page 1: ...Operation Manual MA 41...
Page 2: ......
